Manufactured from high-density polyethylene with UV inhibitors. Meets low permeation standards to satisfy EPA/CARB regulations, USCG and ABYC standards. Seamless one-piece construction with reserve fuel area designed into tank by means of a partitioned bottom. When gauge registers empty, simply tilt the tank to access reserve fuel supply. Features 90° fuel withdrawal assembly that rotates 360° to reduce fuel line kinks. Direct sight fuel gauge with glass lens, 2-stage self-venting fuel cap required by EPA/CARB.